package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RequestMapping("/admin/dish")
@RestController
@Slf4j
@Api(tags = "菜品接口")
public class DishCintroller {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;


    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
       PageResult pageResult=   dishService.page(dishPageQueryDTO);
       return Result.success(pageResult);

    }


    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品和口味")
    public Result addDish(@RequestBody DishDTO dishDTO){
        dishService.addDish(dishDTO);
        String key =  "dish_" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();

    }

    /**
     * 修改菜品状态
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("修改菜品状态表")
    public Result status(@PathVariable Integer status, Long id){
        dishService.updateStatus(status,id);
        String key ="dish_*";
       cleanCache(key);
        return Result.success();
    }

    /**
     * 根据id查询菜品信息
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品信息")
    public Result<DishVO> getById(@PathVariable Long id){

       DishVO dishVO=  dishService.getById(id);

       return Result.success(dishVO);
    }



    /**
     * 修改菜品
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品接口")
    public Result updateDish(@RequestBody DishDTO dishDTO){
        dishService.updateDish(dishDTO);

        cleanCache("dish_*");

        return Result.success();
    }

    /**
     * 删除菜品
     *
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("删除菜品接口")
    public Result deleteByIds(@RequestParam List<Long> ids){
        dishService.deleteByIds(ids);
        cleanCache("dish_*");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<DishVO> > listDish(Long categoryId){

        List<DishVO>  dishVO = dishService.getDishVo(categoryId);
        return Result.success(dishVO);

    }

    /**
     * 清理缓存数据
     * @param pattern
     */
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
